Motorcycle Biker Jacket or Vest Patch - Gun Safety Rule #1 Don't Piss Me Off - Funny Item: Embroidered Patch Size: 4" x 1.5" Material: Patch Material, Embroidery Thread, Wax Backing Application: Sews on to any jacket, vest, leathers, tapestry or just collect them for fun! Professionally made in the USA by actual bikers using only top quality materials and top craftsmanship. Our patches last years and years. Beware of cheap quality imported patches.